4.And you can easily distinguish the meaning behind the various different nods, looks, and nudges you give each other.

"Where are the disabled toilets in this pub, I want to have sex right now", "You've got coriander in your teeth", and "'I can't understand this stranger's accent, please can you take over?" can all be communicated with one poke in the ribs.

5.Especially the look your other half gives you around dinnertime that says “Take way tonight?”